8. Synophis bogerti Torres-Carvajal, Echevarría, Venegas, Chávez, & Camper, 2015

Range. Amazonian Andean slopes of central Ecuador, ~ 1000–2000m.

Description. Adult size ~ 370–410mm SVL and ~ 180–200mm TL in males and 420–540mm SVL and 220– 240mm TL in females (assuming> 370mm SVL is adult), keeled nuchal scales; no nuchal collar; intranasals in contact; 2 postoculars; 10–11 infralabials; 8–9 supralabials; 157–168 ventrals; 103–117 subcaudals; and 19-(17– 19)-17 dorsal scale-rows at midbody, with single, heavy keel.

Notes. Includes specimens historically and recently referred to S. bicolor, S. aff. bicolor (eastern Andes), and S. lasallei by previous authors (Bogert 1964; Pyron et al. 2015).